Home / 13,770,927.86-20,655,644.67-4,185,559.01

Finding the Fourth Proportional to 13,770,927.86, 20,655,644.67 and 4,185,559.01

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Solution

The fourth proportional to 13,770,927.86, 20,655,644.67 and 4,185,559.01 is: 6,278,111.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,770,927.86 : 20,655,644.67 = 4,185,559.01 : x
  2. Step 2: Convert to fraction form
    13,770,927.86/20,655,644.67 = 4,185,559.01/x
  3. Step 3: Cross multiply
    13,770,927.86x = 20,655,644.67 × 4,185,559.01
  4. Step 4: Simplify right side
    13,770,927.86x = 86,455,419,707,516.09
  5. Step 5: Solve for x
    x = 86,455,419,707,516.09/13,770,927.86
  6. Step 6: Final answer
    x = 6,278,111.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.